The Bonnet,fluid Cooler,industrial, cataloged under National Stock Number 4420-01-389-9650, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Fluid Handling Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-389-9650 |
| Primary Part Number | 4 090 02 515 005 |
| Item Name | Bonnet,fluid Cooler,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Fluid Handling Llc |
| Status | ACTIVE |
| Length | 11.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4 090 02 515 005 PRIMARY | Fluid Handling Llc (USA) |
| 5 144 02 008 006 PIECE 2 | Fluid Handling Llc (USA) |
| Reference | Meaning |
|---|---|
| 5 144 02 008 006 PIECE 2 | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
| 4 090 02 515 005 | 3/9 Design control — primary reference Itt Corporation Dba Itt Standard |
NSN 4420-01-389-9650 is a Bonnet,fluid Cooler,industrial, manufactured by Fluid Handling Llc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-389-9650 has 2 manufacturer part numbers on file: 4 090 02 515 005 (Fluid Handling Llc), 5 144 02 008 006 PIECE 2 (Fluid Handling Llc).
Key specifications for 4 090 02 515 005: Length: 11.000 INCHES NOMINAL IN; Special Features: BONNET MATERIAL IS CAST BRONZE. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.